      *******************************************************************
      * org-boapi-math-Mathfunctions class linkage                      *
      *******************************************************************

      * isLuhn method
       01 mathIsLuhnLinkage.
         05 mathIsLuhn-param-number            pic X(19).
         05 mathIsLuhn-return                  pic 9.                    boolean
           88 mathIsLuhn-return-true             value 1.

      * sumOfDigit method
       01 mathSumOfDigitsLinkage.
         05 mathSumOfDigits-param-number            pic S9(18).          !under MS VS max 38, under NX5 max 18
         05 mathSumOfDigits-return                  pic 9(3).            maxvalue=digit of param * 9 = 38*9=342

      ** END org-boapi-math-Mathfunctions.cpy ***************************
